#AACCFC
Closest named color: Baby Blue (#A2CFFE). oklch(83.7% 0.077 257), rgb(170, 204, 252).
Aa
Black text reads best on this color (12.75:1).
About this color
#AACCFC is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.077 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.011 away. Black text reads best on it, at 12.75:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.75:1 |
| White text | 1.64:1 |
Values
| HEX | #AACCFC |
| RGB | rgb(170, 204, 252) |
| HSL | hsl(215, 93%, 83%) |
| OKLCH | oklch(83.7% 0.077 257) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #AACCFC | 1.64:1 | Fails | Lc -32.3 | Non-text elements, placeholder text |
| Black text on #AACCFC | 12.75:1 | AAA | Lc 75.2 | Fine for body text |
| #AACCFC text on white | 1.64:1 | Fails | Lc 28.6 | Dividers and decoration only |
| #AACCFC text on black | 12.75:1 | AAA | Lc -74.3 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF6
oklch(88.6% 0.043 257.1)
-
Step 300
300 (this color)
#AACCFC
oklch(83.7% 0.077 257)
-
Step 400
400
#6DA2EC
oklch(70.6% 0.123 256.9)
-
Step 500
500
#4589E6
oklch(63.1% 0.156 256.9)
-
Step 600
600
#2370D5
oklch(55.5% 0.172 257.2)
-
Step 700
700
#155DB8
oklch(49% 0.159 257.1)
-
Step 800
800
#154D95
oklch(42.7% 0.131 256.9)
-
Step 900
900
#194177
oklch(37.8% 0.103 257)
-
Step 950
950
#102645
oklch(26.9% 0.064 257.3)
#AACCFC with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #BBCEFE | 0.022 |
| Deuteranopia (no green cones) | #B2C6FB | 0.017 |
| Tritanopia (no blue cones) | #91D6DC | 0.067 |
| Achromatopsia (no color) | #CACACA | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AACCFC
#AACCFC
oklch(83.7% 0.077 257)
- #E6C491
#E6C491
oklch(83.8% 0.077 77.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #AACCFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.011
- Light Periwinkle #C1C6FC ΔE 0.031
- Light Blue Grey #B7C9E2 ΔE 0.037
- Pastel Blue #A2BFFE ΔE 0.038
- Light Sky Blue #87CEFA ΔE 0.039
- Light Steel Blue #B0C4DE ΔE 0.042
- Sky #82CAFC ΔE 0.045
- Sky Blue #87CEEB ΔE 0.049
Use #AACCFC in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.